package com.wac.data;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
import org.springframework.web.filter.CorsFilter;

import java.util.Collections;

@Configuration
public class CorsConfig {
	@Bean
	public CorsFilter corsFilter() {
		CorsConfiguration corsConfiguration = new CorsConfiguration();
		//1,允许任何来源
		corsConfiguration.setAllowedOriginPatterns(Collections.singletonList("*"));
		// corsConfiguration.addAllowedOrigin("*");
		//2,允许任何请求头
		corsConfiguration.addAllowedHeader(CorsConfiguration.ALL);
		//3,允许任何方法
		corsConfiguration.addAllowedMethod(CorsConfiguration.ALL);
		//4,允许凭证
		corsConfiguration.setAllowCredentials(true);
		UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
		source.registerCorsConfiguration("/**", corsConfiguration);
		return new CorsFilter(source);
	}

}
